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書籍是代際之間的橋梁。

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

過去從未消逝，它甚至從未成為過去。

We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.

有了目標就要全力以赴。

Going out is not the goal, going deep is our real target.

我不喜歡過度思考音樂，它應該自然流淌。

The price of apathy towards public affairs is to be ruled by evil men.

"A story is not a letter to be read, but a door to be opened."

好奇心和毅力可以改變世界。